.next_btn_box {
  z-index: 2;
  height: calc(128rpx + env(safe-area-inset-bottom));
  background: #FFF;
  box-shadow: 0px -8rpx 12rpx 0px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  padding: 0 30rpx env(safe-area-inset-bottom);
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  box-sizing: border-box;
}
